<div class="layui-form-item">
    <div class="layui-form-item slt">
        <label class="layui-form-label">选择供应商</label>
        <div class="layui-input-block">
            <select id="supplier" name="supplier_id" lay-verify="" lay-filter="supplier" class="layui-form">
                <#list supplierList as sup>
                <if sup??>
                    <option value="${sup.id}">${sup.supplier_name}</option>
                </if>
            </#list>
            </select>
        </div>
    </div>
</div>